Ensure History > Recent Tabs restore preserves window disposition.

components/sessions/core/tab_restore_service.h

Index: components/sessions/core/tab_restore_service.h
diff --git a/components/sessions/core/tab_restore_service.h b/components/sessions/core/tab_restore_service.h
index 2746da2e6e8e345b23e68081c793738e1c30e8f6..47bd4048c33a019d87653ed56860ba78b2222f9b 100644
--- a/components/sessions/core/tab_restore_service.h
+++ b/components/sessions/core/tab_restore_service.h
@@ -16,7 +16,9 @@
 #include "components/sessions/core/session_id.h"
 #include "components/sessions/core/session_types.h"
 #include "components/sessions/core/sessions_export.h"
+#include "ui/base/ui_base_types.h"
 #include "ui/base/window_open_disposition.h"
+#include "ui/gfx/geometry/rect.h"
 
 namespace sessions {
 
@@ -133,6 +135,11 @@ class SESSIONS_EXPORT TabRestoreService : public KeyedService {
 
     // If an application window, the name of the app.
     std::string app_name;
+
+    // Where and how the window is displayed.
+    gfx::Rect bounds;
+    ui::WindowShowState show_state;
+    std::string workspace;
   };
 
   typedef std::list<std::unique_ptr<Entry>> Entries;